p,
h1,
h2,
h3,
h4,
h5,
h6,
body,
ul,
li {
	margin: 0;
	padding: 0;
	list-style: none;
}

a {
	color: black;
	text-decoration: none;
}

body {
	display: flex;
	flex-direction: column;
	justify-content: center;
}


button {
	/* 当我们鼠标经过button 按钮的时候，鼠标变成小手 */
	cursor: pointer
}

.hh {
	margin: 0 auto;
	position: relative;
	top: -65px;
	left: 0;
	width: 1200px;
	height: 400px;
}

.hh .hh-center {
	height: 50px;
	width: 100%;
}

.header-left1 {
	position: absolute;
	top: 0;
	left: 0;
	width: 200px;
	height: 40px;
	font-size: 30px;
	line-height: 40px;
	text-align: left;
}

.hh>ul {
	position: absolute;
	top: 0;
	right: 0;
	display: flex;
	justify-content: center;
	align-items: center;
	width: 350px;
	height: 40px;
}

.hh>ul .header-rightnav {
	width: 65px;
	height: 40px;
	font-size: 16px;
	line-height: 40px;
	flex-grow: 1;
	display: flex;
	justify-content: flex-end;
	align-items: center;

}

.hh>ul li>a {
	color: #656565;
	border-bottom: 2px solid transparent;
	transition: all .3s linear;
}

.hh>ul li:hover a {
	border-bottom: 2px solid red;
}

.header-img {
	position: absolute;
	top: 50px;
	left: 0;
	width: 1200px;
	height: 386px;
	margin-top: 2px;
	background: url(../images/gyliren.jpg) no-repeat center top;

}

.header-imgblack {
	width: 1200px;
	height: 386px;
	background: rgba(0, 0, 0, 0.3);
}

.header-subtext {
	/* margin-top: 100px; */
	position: absolute;
	left: 30px;
	top: 80px;
	width: 385px;
	height: 115px;
	border: 3px solid #FFFFFF;
	color: #FFFFFF;

}

.header-subtext p {
	margin: 7px;
	padding: 3px 8px;
}

.subtext-p1 {
	font-size: 17px;
	line-height: 17px;
}

.subtext-p2 {
	font-size: 25px;
}

.subtext-p3 {
	font-size: 15px;
}

/* main区域 */
main {
	position: relative;
	top: 80px;
	left: 0;
	width: 1200px;

	margin: 0 auto;
}

.main-center {
	height: 120px;
	width: 1200px;
	margin: 0 auto;
	display: flex;
	justify-content: space-between;
}

.main-left {
	width: 120px;
	height: 85px;
	background-color: pink;
}

.main-items {
	width: 1200px;
	height: 800px;
	color: #535353;
}


.mitem-text {
	width: 1200px;
	height: 260px;
	padding: 30px 0;
	border-top: 1px solid #DEDEDE;
}

.mitem-text>span {

	transition: all .3s ease;
}

.mitem-text span:hover {
	transform: scale(1.05);
}

.item-span1 {
	display: block;
	width: 375px;
	height: 200px;
	float: left;
	background: url(../images/lrzl.jpg) no-repeat center;
}

.item-span2 {
	display: block;
	width: 375px;
	height: 200px;
	float: left;
	background: url(../images/lrjt.jpg) no-repeat center;
}

.item-span3 {
	display: block;
	width: 375px;
	height: 200px;
	float: left;
	background: url(../images/lrzz.jpg) no-repeat center;
}

.item-textp {
	float: right;
	width: 800px;
	/* height: 40px; */
}

.pt1 {
	float: left;
	margin-left: 20px;
	height: 40px;
	line-height: 40px;
	font-size: 20px;
}

.pt2 {
	height: 40px;
	line-height: 25px;
	font-size: 15px;
	padding: 5px;
}